63
Reference Manual
00809-0200-4840, Rev BA
December 2014
Section 4: Configuration
Field Communicator or AMS
To view or change the speed of sound setting:
1.
From the
Home
screen, select
2: Configure
.
2.
Select
2: Manual Setup
.
3.
Select
5: Engineering
.
4.
Select
4: Speed of Sound P024
.
5.
Input a new value, and then select “
ENTER
” to save it.
6.
Press “
SEND
” to update the transmitter.
Note
When messages appear, take appropriate action if needed and press “
OK
”.
Rosemount 3490 Series Control Unit
To view or change the speed of sound setting:
1.
From the
Main Menu
screen, select
SETUP
.
2.
Select the transmitter (e.g. “
Tx1: 3107
”).
3.
Select
ENGINEERING
, and then select
Speed of Sound
.
4.
Follow the on-screen instructions to edit and save the new setting.
(Press the
Enter
(
) key if prompted to change the mode to “off-line”).
5.
Select “
Quit
” to exit to the previous menu.
4.3.24
Temperature (P025)
This is for temperature-correcting the speed of sound base value in parameter
Speed of Sound
).
For automatic (dynamic) corrections using the temperature sensor, select the “
Auto
” option.
The live temperature measurement is indicated in the read-only parameter
Temperature SoS
Calculation
). If the sensor fails and “
Auto
” is selected, the setting reverts to
68
F (20
C).
Note
The integral temperature sensor on the 3107 measures the air temperature at the
transmitter, and not the average temperature across the ullage space.
If the average temperature is known, enter this into Temperature (P025).
The same value is then indicated by the read-only parameter
Temperature For SoS
Calculation
) and is used to correct the speed of sound.
Fast Keys
2, 2, 9, 1, 5
Speed of Sound P024
1088.60 ft/s
1088.60
ESC
DEL
ENTER
HELP
w
s
q
a
z
Lock
Shift
@ &
á ü
x
e
d
c
r
f
v
t
g
b
y
h
n
u
j
m
*
-
+
/
.
0
7
4
1
8
5
2
9
6
3
i
k
o
l
FN
(Field Communicator Screen)
Speed of Sound P024
1088.6ft/s
Esc=Quit =Edit
(Rosemount 3491 Screen)
Содержание 3107
Страница 2: ......
Страница 4: ...Reference Manual 00809 0200 4840 Rev BA Title Page December 2014 ...
Страница 10: ...TOC vi Reference Manual 00809 0200 4840 Rev BA Table of Contents December 2014 Table of Contents ...
Страница 16: ...6 Reference Manual 00809 0200 4840 Rev BA Section 2 Transmitter Overview December 2014 ...
Страница 90: ...80 Reference Manual 00809 0200 4840 Rev BA Section 4 Configuration December 2014 Section 4 Configuration ...
Страница 144: ...134 Reference Manual 00809 0200 4840 Rev BA Appendix D Field Communicator December 2014 Appendix D Field Communicator ...
Страница 145: ......
Страница 146: ......
Страница 147: ......